Package org.apache.nifi.encrypt

Class StandardPropertySecretKeyProvider

java.lang.Object

org.apache.nifi.encrypt.StandardPropertySecretKeyProvider

All Implemented Interfaces:

PropertySecretKeyProvider

class StandardPropertySecretKeyProvider
extends Object
implements PropertySecretKeyProvider

Standard implementation of Property Secret Key Provider implementing supported Key Derivation Functions

Field Summary

Fields

Modifier and Type	Field	Description
private static final byte[]	APPLICATION_SALT	Standard Application Salt supporting deterministic encrypted property comparison
private static final Argon2DerivedKeyParameterSpec	ARGON2_PARAMETER_SPEC	Argon2 Parameter Specification configured with settings introduced in 1.12.0
private static final Argon2DerivedKeyProvider	argon2DerivedKeyProvider
private static final org.slf4j.Logger	LOGGER
private static final int	MINIMUM_PASSWORD_LENGTH
private static final String	PASSWORD_LENGTH_MESSAGE
private static final Pbkdf2DerivedKeyParameterSpec	PBKDF2_PARAMETER_SPEC	PBKDF2 Parameter Specification configured with settings introduced in 0.5.0
private static final Pbkdf2DerivedKeyProvider	pbkdf2DerivedKeyProvider
private static final String	SECRET_KEY_ALGORITHM

Constructor Summary

Constructors

Constructor	Description
StandardPropertySecretKeyProvider()

Method Summary

Modifier and Type	Method	Description
private DerivedKey	getDerivedKey(PropertyEncryptionMethod propertyEncryptionMethod, String password)
SecretKey	getSecretKey(PropertyEncryptionMethod propertyEncryptionMethod, String password)	Get Secret Key using Property Encryption Method with provided password

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

APPLICATION_SALT

private static final byte[] APPLICATION_SALT

Standard Application Salt supporting deterministic encrypted property comparison

ARGON2_PARAMETER_SPEC

private static final Argon2DerivedKeyParameterSpec ARGON2_PARAMETER_SPEC

Argon2 Parameter Specification configured with settings introduced in 1.12.0

PBKDF2_PARAMETER_SPEC

private static final Pbkdf2DerivedKeyParameterSpec PBKDF2_PARAMETER_SPEC

PBKDF2 Parameter Specification configured with settings introduced in 0.5.0

MINIMUM_PASSWORD_LENGTH

private static final int MINIMUM_PASSWORD_LENGTH

See Also:

• Constant Field Values

PASSWORD_LENGTH_MESSAGE

private static final String PASSWORD_LENGTH_MESSAGE

SECRET_KEY_ALGORITHM

private static final String SECRET_KEY_ALGORITHM

See Also:

• Constant Field Values

argon2DerivedKeyProvider

private static final Argon2DerivedKeyProvider argon2DerivedKeyProvider

pbkdf2DerivedKeyProvider

private static final Pbkdf2DerivedKeyProvider pbkdf2DerivedKeyProvider

Constructor Details

StandardPropertySecretKeyProvider

StandardPropertySecretKeyProvider()

Method Details

getSecretKey

public SecretKey getSecretKey(PropertyEncryptionMethod propertyEncryptionMethod,
 String password)

Get Secret Key using Property Encryption Method with provided password

Specified by:

getSecretKey in interface PropertySecretKeyProvider

Parameters:

propertyEncryptionMethod - Property Encryption Method

password - Password used to derive Secret Key

Returns:

Derived Secret Key

getDerivedKey

private DerivedKey getDerivedKey(PropertyEncryptionMethod propertyEncryptionMethod,
 String password)